CSHARP-1994: Added tests.

Author: rstam

src/MongoDB.Driver.Core/Core/Connections/KeepAliveValues.cs

@@ -25,6 +25,8 @@ internal struct KeepAliveValues
 
         public byte[] ToBytes()
         {
+            // set the tcp_keepalive struct at the following page for documentation of the buffer layout
+            /// https://msdn.microsoft.com/en-us/library/windows/desktop/dd877220(v=vs.85).aspx
             var bytes = new byte[24];
             Array.Copy(BitConverter.GetBytes(OnOff), 0, bytes, 0, 8);
             Array.Copy(BitConverter.GetBytes(KeepAliveTime), 0, bytes, 8, 8);

tests/MongoDB.Driver.Core.Tests/Core/Connections/KeepAliveValuesTests.cs

@@ -0,0 +1,87 @@
+/* Copyright 2018-present MongoDB Inc.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using FluentAssertions;
+using Xunit;
+
+namespace MongoDB.Driver.Core.Connections
+{
+    public class KeepAliveValuesTests
+    {
+        [Theory]
+        [InlineData(0)]
+        [InlineData(1)]
+        [InlineData(ulong.MaxValue)]
+        public void OnOff_get_and_set_work(ulong value)
+        {
+            var subject = new KeepAliveValues();
+
+            subject.OnOff = value;
+            var result = subject.OnOff;
+
+            result.Should().Be(value);
+        }
+
+        [Theory]
+        [InlineData(0)]
+        [InlineData(1)]
+        [InlineData(ulong.MaxValue)]
+        public void KeepAliveTime_get_and_set_work(ulong value)
+        {
+            var subject = new KeepAliveValues();
+
+            subject.KeepAliveTime = value;
+            var result = subject.KeepAliveTime;
+
+            result.Should().Be(value);
+        }
+
+        [Theory]
+        [InlineData(0)]
+        [InlineData(1)]
+        [InlineData(ulong.MaxValue)]
+        public void KeepAliveInterval_get_and_set_work(ulong value)
+        {
+            var subject = new KeepAliveValues();
+
+            subject.KeepAliveInterval = value;
+            var result = subject.KeepAliveInterval;
+
+            result.Should().Be(value);
+        }
+
+        [Theory]
+        [InlineData(0x0102030405060708, 0x0203040506070809, 0x030405060708090a, new byte[] { 0x08, 0x07, 0x06, 0x05, 0x04, 0x03, 0x02, 0x01, 0x09, 0x08, 0x07, 0x06, 0x05, 0x04, 0x03, 0x02, 0x0a, 0x09, 0x08, 0x07, 0x06, 0x05, 0x04, 0x03 })]
+        [InlineData(0xf1f2f3f4f5f6f7f8, 0xf2f3f4f5f6f7f8f9, 0xf3f4f5f6f7f8f9fa, new byte[] { 0xf8, 0xf7, 0xf6, 0xf5, 0xf4, 0xf3, 0xf2, 0xf1, 0xf9, 0xf8, 0xf7, 0xf6, 0xf5, 0xf4, 0xf3, 0xf2, 0xfa, 0xf9, 0xf8, 0xf7, 0xf6, 0xf5, 0xf4, 0xf3 })]
+        public void ToBytes_should_return_expected_result(ulong onOff, ulong keepAliveTime, ulong keepAliveInterval, byte[] expectedResult)
+        {
+            var subject = new KeepAliveValues
+            {
+                OnOff = onOff,
+                KeepAliveTime = keepAliveTime,
+                KeepAliveInterval = keepAliveInterval
+            };
+
+            var result = subject.ToBytes();
+
+            result.Should().Equal(expectedResult);
+        }
+    }
+}

tests/MongoDB.Driver.Core.Tests/MongoDB.Driver.Core.Tests.csproj

@@ -98,6 +98,7 @@
     <Compile Include="Core\Connections\BinaryConnection_CommandEventTests.cs" />
     <Compile Include="Core\Connections\ClientDocumentHelperTests.cs" />
     <Compile Include="Core\Connections\IsMasterHelperTests.cs" />
+    <Compile Include="Core\Connections\KeepAliveValuesTests.cs" />
     <Compile Include="Core\Events\EventAggregatorTests.cs" />
     <Compile Include="Core\Events\ReflectionEventSubscriberTests.cs" />
     <Compile Include="Core\Events\TraceSourceSdamEventSubscriberTests.cs" />